This swing hanger is constructed from SUS 304 stainless steel, offering exceptional rust resistance and durability. Each hanger can support up to 1200 lbs. withstanding frequent heavy use and impacts without damage, providing reliable support for suspended equipment. The built-in swivel bearings ensure silent and smooth operation, eliminating annoying noise during swinging or 360° rotations to create a quiet leisure atmosphere. The product comes with all necessary components for easy installation, including a 39-2/5 in. iron chain, 2 carabiners, and all mounting screws. No complex tools are required for quick assembly, allowing effortless installation on both ceilings and walls. The unique conical spring design balances strength and flexibility, with perfectly tuned elasticity that ensures stability while delivering comfortable cushioning-avoiding excessive hardness or softness. In terms of functionality, this hanger is widely compatible with various suspended equipment, including hammock chairs, porch swings, yoga silks, punching bags, boxing heavy bags, tire swings, and more. It can be flexibly installed in indoor spaces like living rooms and balconies, as well as outdoor areas such as courtyards and terraces, providing safe and stable suspension solutions for family leisure, fitness, and other scenarios. Combining practicality, durability, and silent design, it's an ideal choice to enhance space utilization and leisure experiences.